34 BULLETIN OF THE 



Family PLEUROTOMARIIDiE. 



Genus PL.EUROTOMARIA J. Sowerbt. 



Section PEROTROCHUS Fischer. 

 Pleurotomaria Quoyana Fischer & Bernardi. 



Section ENTEMNOTROCHUS Fischer. 

 Pleurotomaria Adansoniana Crosse & Fischer. 



Family FISSURELLID^. 

 Genus PUNCTURELLA Lowe. 



Subgenus PUNCTURELLA s. s. 



Puncturella circularis Dall. 

 Puncturella trifolium Dall. 

 Puncturella Watsoni Dall. 



Subgenus FISSURISEPTA Seguenza. 

 Pissurisepta triangulata Dall * 



Subgenus CRANOPSIS A. Adams. 



Cranopsis asturiana Fischer. 

 Cranopsis? erecta Dall.* 



Genus EMARGINULA Lamarck. 



Subgenus RIMULA Defrance. 



Rimula frenulata Dall.* 



Subgenus EMARGINULA s. s. 



Emarginula cancellata Philippi. 

 Emarginula compressa Cantraine. 



Subgenus SUBEMARGINULA Blainville. 

 Subemarginula octoradiata Gmelin. 



Genus FISSURELLA Brugi^jre. 

 Section CREMIDES H. & A. Adams. 

 Pissurella alternata Say. 



Subgenus GLYPHIS Carpenter. 

 Glyphis fluviana Dall. 



Genus FISSURELLIDEA Orbignt. 

 Fissurellidea limatula Reeve. 



